Home / 17,122.62-25,684.03-5,276.24

Finding the Fourth Proportional to 17,122.62, 25,684.03 and 5,276.24

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Solution

The fourth proportional to 17,122.62, 25,684.03 and 5,276.24 is: 7,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,122.62 : 25,684.03 = 5,276.24 : x
  2. Step 2: Convert to fraction form
    17,122.62/25,684.03 = 5,276.24/x
  3. Step 3: Cross multiply
    17,122.62x = 25,684.03 × 5,276.24
  4. Step 4: Simplify right side
    17,122.62x = 135,515,106.45
  5. Step 5: Solve for x
    x = 135,515,106.45/17,122.62
  6. Step 6: Final answer
    x = 7,914.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.